Finding the Fourth Proportional to 2,942.02, 4,410.42 and 1,902.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,942.02 : 4,410.42 = 1,902.82 : x
2. Step 2: Convert to fraction form
   2,942.02/4,410.42 = 1,902.82/x
3. Step 3: Cross multiply
   2,942.02x = 4,410.42 × 1,902.82
4. Step 4: Simplify right side
   2,942.02x = 8,392,235.38
5. Step 5: Solve for x
   x = 8,392,235.38/2,942.02
6. Step 6: Final answer
   x = 2,852.54